Seiko Cal. 6655 - 326

The 6655-326 is a sought-after Spring Drive piece from Seiko's golden era. With its 18mm lug width and 8.4mm profile, it sits comfortably on most wrists. [seikata-wm-733fd29deaf5]

Also known as: Bullhead, Rally

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

36mm

Case Thickness

8.4mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

White

Jewels

21j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1979

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